78183860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6637}}^1$

素因数の和:6696

約数の個数: 48

約数和(自身を含む): 178429440

約数和(自身を除く): 100245580

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 6637, 11780, 13274, 26548, 33185, 66370, 126103, 132740, 205747, 252206, 411494, 504412, 630515, 822988, 1028735, 1261030, 2057470, 2522060, 3909193, 4114940, 7818386, 15636772, 19545965, 39091930, 78183860]

約数ペア:

[(1, 78183860), (2, 39091930), (4, 19545965), (5, 15636772), (10, 7818386), (19, 4114940), (20, 3909193), (31, 2522060), (38, 2057470), (62, 1261030), (76, 1028735), (95, 822988), (124, 630515), (155, 504412), (190, 411494), (310, 252206), (380, 205747), (589, 132740), (620, 126103), (1178, 66370), (2356, 33185), (2945, 26548), (5890, 13274), (6637, 11780)]